source: NonGTP/Boost/boost/mpl/apply_fwd.hpp @ 857

Revision 857, 2.8 KB checked in by igarcia, 19 years ago (diff)
RevLine 
[857]1
2#if !defined(BOOST_PP_IS_ITERATING)
3
4///// header body
5
6#ifndef BOOST_MPL_APPLY_FWD_HPP_INCLUDED
7#define BOOST_MPL_APPLY_FWD_HPP_INCLUDED
8
9// Copyright Aleksey Gurtovoy 2000-2004
10//
11// Distributed under the Boost Software License, Version 1.0.
12// (See accompanying file LICENSE_1_0.txt or copy at
13// http://www.boost.org/LICENSE_1_0.txt)
14//
15// See http://www.boost.org/libs/mpl for documentation.
16
17// $Source: /cvsroot/boost/boost/boost/mpl/apply_fwd.hpp,v $
18// $Date: 2004/09/02 15:40:41 $
19// $Revision: 1.2 $
20
21#if !defined(BOOST_MPL_PREPROCESSING_MODE)
22#   include <boost/mpl/aux_/na.hpp>
23#endif
24
25#include <boost/mpl/aux_/config/use_preprocessed.hpp>
26
27#if !defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \
28    && !defined(BOOST_MPL_PREPROCESSING_MODE)
29
30#   define BOOST_MPL_PREPROCESSED_HEADER apply_fwd.hpp
31#   include <boost/mpl/aux_/include_preprocessed.hpp>
32
33#else
34
35#   include <boost/mpl/limits/arity.hpp>
36#   include <boost/mpl/aux_/preprocessor/params.hpp>
37#   include <boost/mpl/aux_/preprocessor/default_params.hpp>
38#   include <boost/mpl/aux_/config/ctps.hpp>
39#   include <boost/mpl/aux_/nttp_decl.hpp>
40
41#   include <boost/preprocessor/comma_if.hpp>
42#   include <boost/preprocessor/iterate.hpp>
43#   include <boost/preprocessor/cat.hpp>
44
45// agurt, 15/jan/02: top-level 'apply' template gives an ICE on MSVC
46// (for known reasons)
47#if BOOST_WORKAROUND(BOOST_MSVC, <= 1200)
48#   define BOOST_MPL_CFG_NO_APPLY_TEMPLATE
49#endif
50
51namespace boost { namespace mpl {
52
53// local macro, #undef-ined at the end of the header
54#   define AUX778076_APPLY_DEF_PARAMS(param, value) \
55    BOOST_MPL_PP_DEFAULT_PARAMS( \
56          BOOST_MPL_LIMIT_METAFUNCTION_ARITY \
57        , param \
58        , value \
59        ) \
60    /**/
61
62#   define AUX778076_APPLY_N_COMMA_PARAMS(n, param) \
63    BOOST_PP_COMMA_IF(n) \
64    BOOST_MPL_PP_PARAMS(n, param) \
65    /**/
66
67#   if !defined(BOOST_MPL_CFG_NO_APPLY_TEMPLATE)
68
69#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
70// forward declaration
71template<
72      typename F, AUX778076_APPLY_DEF_PARAMS(typename T, na)
73    >
74struct apply;
75#else
76namespace aux {
77template< BOOST_AUX_NTTP_DECL(int, arity_) > struct apply_chooser;
78}
79#endif
80
81#   endif // BOOST_MPL_CFG_NO_APPLY_TEMPLATE
82
83#define BOOST_PP_ITERATION_PARAMS_1 \
84    (3,(0, BOOST_MPL_LIMIT_METAFUNCTION_ARITY, <boost/mpl/apply_fwd.hpp>))
85#include BOOST_PP_ITERATE()
86
87
88#   undef AUX778076_APPLY_N_COMMA_PARAMS
89#   undef AUX778076_APPLY_DEF_PARAMS
90
91}}
92
93#endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS
94#endif // BOOST_MPL_APPLY_FWD_HPP_INCLUDED
95
96///// iteration
97
98#else
99#define i_ BOOST_PP_FRAME_ITERATION(1)
100
101template<
102      typename F AUX778076_APPLY_N_COMMA_PARAMS(i_, typename T)
103    >
104struct BOOST_PP_CAT(apply,i_);
105
106#undef i_
107#endif // BOOST_PP_IS_ITERATING
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